U.S. Marine Cpl. Mitchell Leffler, a refrigeration and air conditioning technician with Marine Wing Support Squadron (MWSS) 471, Engineering Company, installs wiring for an electrical system in support of Northern Lightning 23 at Volk Field Air National Guard Base, Wisconsin, Aug. 11, 2023. Northern Lightning is one of the seven Air National Guard joint accredited readiness exercises that increases military readiness by providing participating units a tactical, joint training environment to execute realistic combat training. Leffler is a native of Onsted, Michigan. (U.S. Marine Corps photo by Cpl. Ujian Gosun)